Home / 47,901.18-71,851.78-14,621.42

Finding the Fourth Proportional to 47,901.18, 71,851.78 and 14,621.42

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Solution

The fourth proportional to 47,901.18, 71,851.78 and 14,621.42 is: 21,932.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,901.18 : 71,851.78 = 14,621.42 : x
  2. Step 2: Convert to fraction form
    47,901.18/71,851.78 = 14,621.42/x
  3. Step 3: Cross multiply
    47,901.18x = 71,851.78 × 14,621.42
  4. Step 4: Simplify right side
    47,901.18x = 1,050,575,053.13
  5. Step 5: Solve for x
    x = 1,050,575,053.13/47,901.18
  6. Step 6: Final answer
    x = 21,932.13

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.